Exp 18 sample calc
Robert Zellmer
rzellmer at chemistry.ohio-state.edu
Thu Jun 27 19:12:34 EDT 2013
It seems exp 18 doesn't list which sample calcs you need for exp 18.
You always need to show sample calcs. It does state w/o detail what
to do on page 49 but doesn't give details. I was unaware it didn't list
them in the manual like it usually does. Here's what to do:
Part A:
Dilution calc. for SbCl3
Dilution calc. for H+ and Cl- , last step (after adding 2 mL of 6.0 M HCl)
Part B:
Lines 3-5 (Molarities of SbCl3, H+/Cl- and K)
Part C:
Table 1: Molarity of Cl- (just show it for one row after adding 12.0 M
HCl).
Table 2: Molarity of Cl- after adding water to the solution from table 1.
Last part: This involves the ethanolic soln of Co^2+. Show calculation of
Cl- in the blue soln (last line). This means you have
to covert the
drops added to volume (mL). The conversion is given on
page 46.
Answer the questions on the report sheets.
Don't forget the post-lab on Carmen.
Dr. Zellmer
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